Thanks .... saw that at https://helpx.adobe.com/experience-manager/6-5/sites/developing/using/reference-materials/granite-ui/api/jcr_root/libs/granite/ui/docs/changelogs.html

Have you tried the multifields as nested node store ? Or inspecting the web browser AJAX calls during RTE edit ?

Are you able to see the empy directories above GloberSemiBold.woff2 font file ? Is the woff2 font type allowed in your dispatcher rules ? On other clients, we had to add some of these font file types to the dispatcher ALLOW rules.

Found on another forum that these classes are deprecated in Java 9 ...  They provide a workaround of starting the JVM with an extra flag to expose those packages ...   I got the same error in my local AEM 6.5 SP1 with the Forms.  JRE 9 does not expose java.corba by default · Issue #89 · sassoftware/...